PZU84-C27R

Single Zener Diodes Overview

The Nexperia PZU84-C27R is a general-purpose Zener voltage regulator diode housed in an SOT23 surface-mount package. It features a nominal working voltage of 27 V with a tolerance of approximately ±5%. The device supports a total power dissipation of 250 mW and a non-repetitive peak reverse power dissipation of 40 W. Operating temperatures range from -55 °C to +150 °C, with a junction temperature limit of 150 °C. Key electrical characteristics include a maximum forward voltage of 0.9 V at 10 mA and a differential resistance of 150 Ω at a test current of 5 mA.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation within the E24 series range using a compact SOT23 plastic package.
• Features a hard breakdown knee for low voltages or optimized leakage characteristics for higher voltages to reduce noise.
• Offers high thermal robustness with significant non-repetitive surge power handling capabilities.

Single Zener Diodes Applications

• General voltage regulation functions
• Voltage reference circuits
• Over-voltage protection

Single Zener Diodes Procurement Notes

Verify the specific suffix 'R' against the manufacturer's official documentation to confirm reel packaging specifications. Ensure the selected component matches the required ±5% tolerance designation for the 27 V variant. Confirm RoHS compliance status through the latest datasheet revision before finalizing procurement orders.

Single Zener Diodes Selection Notes

Select this component for applications requiring precise voltage clamping in space-constrained designs. The SOT23 package facilitates automated surface-mount assembly. Consider the thermal resistance values when designing PCB layouts to ensure the junction temperature remains within safe operating limits under continuous load conditions.

Single Zener Diodes Part Context

This part belongs to the PZU84 series of Zener diodes manufactured by Nexperia. The series offers a wide selection of breakdown voltages from 2.4 V to 51 V. It is designed for general-purpose regulation tasks where small form factor and reliable performance are prioritized over automotive-grade qualification standards.

Single Zener Diodes Replacement Considerations

Direct substitutes must match the SOT23-3 package, 27 V nominal voltage, and ±5% tolerance. Verify that alternative components meet the 250 mW power dissipation requirement and similar thermal characteristics to ensure compatibility with existing board designs.